wifi_sync: add WifiConfigDelegate

components/wifi_sync/fake_wifi_config_delegate.cc

Index: components/wifi_sync/fake_wifi_config_delegate.cc
diff --git a/components/wifi_sync/fake_wifi_config_delegate.cc b/components/wifi_sync/fake_wifi_config_delegate.cc
new file mode 100644
index 0000000000000000000000000000000000000000..f78a21394db1c0073b44ccb541b2770911a8f17d
--- /dev/null
+++ b/components/wifi_sync/fake_wifi_config_delegate.cc
@@ -0,0 +1,18 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "components/wifi_sync/fake_wifi_config_delegate.h"
+
+namespace wifi_sync {
+
+FakeWifiConfigDelegate::FakeWifiConfigDelegate()
+    : add_count_(0) {
+}
+
+void FakeWifiConfigDelegate::AddToLocalNetworks(
+    const WifiCredential& network_credential) {
+  ++add_count_;
+}
+
+}  // namespace wifi_sync